Home / 76,051.71-104,916.47-49,202.94

Finding the Fourth Proportional to 76,051.71, 104,916.47 and 49,202.94

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Solution

The fourth proportional to 76,051.71, 104,916.47 and 49,202.94 is: 67,877.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,051.71 : 104,916.47 = 49,202.94 : x
  2. Step 2: Convert to fraction form
    76,051.71/104,916.47 = 49,202.94/x
  3. Step 3: Cross multiply
    76,051.71x = 104,916.47 × 49,202.94
  4. Step 4: Simplify right side
    76,051.71x = 5,162,198,925.84
  5. Step 5: Solve for x
    x = 5,162,198,925.84/76,051.71
  6. Step 6: Final answer
    x = 67,877.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.